Reshaping & vStack&hstack( )

__________ is a library used to create data structures and carry out scientific calculations.

• Python

• Numpy

• Pycharm

• Bar chart

How to use numpy ?

• import numpy as np

• import pandas as pd

• import pyplot as plt

import numpy as

• np

• pd

• nd

How to reverse an array which function among the following options is used?

• reverse()

• transpose()

• transform()

What does the word "appending" mean?

• adding something extra

• changing something

Which function below is used to add an extra row in an existing table?

• vstack()

• hstack()

• transpose()

Which function is used to add extra column to an existing table ?

• hstack()

• transpose()

• vstack()

What is a correct syntax to create a NumPy array?

• np.array([1, 2, 3, 4, 5])

• np.object([1, 2, 3, 4, 5])

• np.createArray([1, 2, 3, 4, 5])

Which of the following arrays is a two dimensional (2-D) array?

• [1, 2, 3, 4, 5]

• [[1, 2, 3], [4, 5, 6]]

• 42

Each location of an element in an array is called ______________

• Size

• Length

• Index

• Element